Patents by Inventor IVAN SERGEYEVICH BALDYCHEV
IVAN SERGEYEVICH BALDYCHEV has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20210221972Abstract: The present disclosure relates to compositions comprising Z-1,1,1,4,4,4-hexafluoro-2-butene and additional compounds that may be useful as refrigerants, heat transfer compositions, aerosol propellants, foaming agents, blowing agents, solvents, cleaning agents, carrier fluids, displacement drying agents, buffing abrasion agents, polymerization media, expansion agents for polyolefins and polyurethane, gaseous dielectrics, power cycle working fluids, extinguishing agents, and fire suppression agents in liquid or vapor form.Type: ApplicationFiled: March 10, 2021Publication date: July 22, 2021Applicant: THE CHEMOURS COMPANY FC, LLCInventors: MARIO JOSEPH NAPPA, XUEHUI SUN, IVAN SERGEYEVICH BALDYCHEV, SHENG PENG, KONSTANTINOS KONTOMARIS, BARBARA HAVILAND MINOR, JOSEPH ANTHONY CREAZZO
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Patent number: 10975216Abstract: The present disclosure relates to compositions comprising Z-1,1,1,4,4,4-hexafluoro-2-butene and additional compounds that may be useful as refrigerants, heat transfer compositions, aerosol propellants, foaming agents, blowing agents, solvents, cleaning agents, carrier fluids, displacement drying agents, buffing abrasion agents, polymerization media, expansion agents for polyolefins and polyurethane, gaseous dielectrics, power cycle working fluids, extinguishing agents, and fire suppression agents in liquid or vapor form.Type: GrantFiled: February 3, 2016Date of Patent: April 13, 2021Assignee: THE CHEMOURS COMPANY FC, LLCInventors: Mario Joseph Nappa, Xuehui Sun, Ivan Sergeyevich Baldychev, Sheng Peng, Konstantinos Kontomaris, Barbara Haviland Minor, Joseph Anthony Creazzo
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Publication number: 20200354538Abstract: The present disclosure relates to compositions comprising E-1,1,1,4,4,4-hexafluoro-2-butene and additional compounds that may be useful as refrigerants, heat transfer compositions, aerosol propellants, foaming agents, blowing agents, solvents, cleaning agents, carrier fluids, displacement drying agents, buffing abrasion agents, polymerization media, expansion agents for polyolefins and polyurethane, gaseous dielectrics, power cycle working fluids, extinguishing agents, and fire suppression agents in liquid or vapor form, and in methods for detecting leaks.Type: ApplicationFiled: July 23, 2020Publication date: November 12, 2020Applicant: THE CHEMOURS COMPANY FC, LLCInventors: MARIO JOSEPH NAPPA, XUEHUI SUN, IVAN SERGEYEVICH BALDYCHEV, SHENG PENG, KONSTANTINOS KONTOMARIS, BARBARA HAVILAND MINOR, JOSEPH ANTHONY CREAZZO
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Patent number: 10759920Abstract: The present disclosure relates to compositions comprising E-1,1,1,4,4,4-hexafluoro-2-butene and additional compounds that may be useful as refrigerants, heat transfer compositions, aerosol propellants, foaming agents, blowing agents, solvents, cleaning agents, carrier fluids, displacement drying agents, buffing abrasion agents, polymerization media, expansion agents for polyolefins and polyurethane, gaseous dielectrics, power cycle working fluids, extinguishing agents, and fire suppression agents in liquid or vapor form, and in methods for detecting leaks.Type: GrantFiled: February 3, 2016Date of Patent: September 1, 2020Assignee: THE CHEMOURS COMPANY FC, LLCInventors: Mario Joseph Nappa, Xuehui Sun, Ivan Sergeyevich Baldychev, Sheng Peng, Konstantinos Kontomaris, Barbara Haviland Minor, Joseph Anthony Creazzo
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Patent number: 10654777Abstract: Disclosed is a process for the preparation of cis-1,1,1,4,4,4-hexafluoro-2-butene comprising contacting 1,1,1-trifluorotrichloroethane with hydrogen in the presence of a catalyst comprising ruthenium to produce a product mixture comprising 1316mxx, recovering said 1316mxx as a mixture of Z- and E-isomers, contacting said 1316mxx with hydrogen, in the presence of a catalyst selected from the group consisting of copper on carbon, nickel on carbon, copper and nickel on carbon and copper and palladium on carbon, to produce a second product mixture, comprising E- or Z—CFC-1326mxz, and subjecting said second product mixture to a separation step to provide E- or Z-1326mxz.Type: GrantFiled: January 30, 2019Date of Patent: May 19, 2020Assignee: THE CHEMOURS COMPANY FC, LLCInventors: Ivan Sergeyevich Baldychev, Stephan M Brandstadter, Patricia Cheung, Mario Joseph Nappa
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Publication number: 20190248719Abstract: Disclosed is a process for the preparation of cis-1,1,1,4,4,4-hexafluoro-2-butene comprising contacting 1,1,1-trifluorotrichloroethane with hydrogen in the presence of a catalyst comprising ruthenium to produce a product mixture comprising 1316mxx, recovering said 1316mxx as a mixture of Z- and E-isomers, contacting said 1316mxx with hydrogen, in the presence of a catalyst selected from the group consisting of copper on carbon, nickel on carbon, copper and nickel on carbon and copper and palladium on carbon, to produce a second product mixture, comprising E- or Z—CFC-1326mxz, and subjecting said second product mixture to a separation step to provide E- or Z-1326mxz.Type: ApplicationFiled: January 30, 2019Publication date: August 15, 2019Inventors: IVAN SERGEYEVICH BALDYCHEV, STEPHAN M. BRANDSTADTER, PATRICIA CHEUNG, MARIO JOSEPH NAPPA
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Patent number: 10227276Abstract: Disclosed is a process for the preparation of cis-1,1,1,4,4,4-hexafluoro-2-butene comprising contacting 1,1,1-trifluorotrichloroethane with hydrogen in the presence of a catalyst comprising ruthenium to produce a product mixture comprising 1316mxx, recovering said 1316mxx as a mixture of Z- and E-isomers, contacting said 1316mxx with hydrogen, in the presence of a catalyst selected from the group consisting of copper on carbon, nickel on carbon, copper and nickel on carbon and copper and palladium on carbon, to produce a second product mixture, comprising E- or Z-CFC-1326mxz, and subjecting said second product mixture to a separation step to provide E- or Z-1326mxz.Type: GrantFiled: August 23, 2018Date of Patent: March 12, 2019Assignee: THE CHEMOURS COMPANY FC, LLCInventors: Ivan Sergeyevich Baldychev, Stephan M. Brandstadter, Patricia Cheung, Mario Joseph Nappa
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Publication number: 20180362421Abstract: Disclosed is a process for the preparation of cis-1,1,1,4,4,4-hexafluoro-2-butene comprising contacting 1,1,1-trifluorotrichloroethane with hydrogen in the presence of a catalyst comprising ruthenium to produce a product mixture comprising 1316mxx, recovering said 1316mxx as a mixture of Z- and E-isomers, contacting said 1316mxx with hydrogen, in the presence of a catalyst selected from the group consisting of copper on carbon, nickel on carbon, copper and nickel on carbon and copper and palladium on carbon, to produce a second product mixture, comprising E- or Z-CFC-1326mxz, and subjecting said second product mixture to a separation step to provide E- or Z-1326mxz.Type: ApplicationFiled: August 23, 2018Publication date: December 20, 2018Inventors: IVAN SERGEYEVICH BALDYCHEV, STEPHAN M. BRANDSTADTER, PATRICIA CHEUNG, MARIO JOSEPH NAPPA
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Patent number: 10099976Abstract: Disclosed is a process for the preparation of cis-1,1,1,4,4,4-hexafluoro-2-butene comprising contacting 1,1,1-trifluorotrichloroethane with hydrogen in the presence of a catalyst comprising ruthenium to produce a product mixture comprising 1316mxx, recovering said 1316mxx as a mixture of Z- and E-isomers, contacting said 1316mxx with hydrogen, in the presence of a catalyst selected from the group consisting of copper on carbon, nickel on carbon, copper and nickel on carbon and copper and palladium on carbon, to produce a second product mixture, comprising E- or Z-CFC-1326mxz, and subjecting said second product mixture to a separation step to provide E- or Z-1326mxz.Type: GrantFiled: September 8, 2017Date of Patent: October 16, 2018Assignee: THE CHEMOURS COMPANY FC, LLCInventors: Ivan Sergeyevich Baldychev, Stephan M Brandstadter, Patricia Cheung, Mario Joseph Nappa, Sheng Peng, Donald J Toton
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Publication number: 20180002507Abstract: The present disclosure relates to compositions comprising E-1,1,1,4,4,4-hexafluoro-2-butene and additional compounds that may be useful as refrigerants, heat transfer compositions, aerosol propellants, foaming agents, blowing agents, solvents, cleaning agents, carrier fluids, displacement drying agents, buffing abrasion agents, polymerization media, expansion agents for polyolefins and polyurethane, gaseous dielectrics, power cycle working fluids, extinguishing agents, and fire suppression agents in liquid or vapor form, and in methods for detecting leaks.Type: ApplicationFiled: February 3, 2016Publication date: January 4, 2018Inventors: MARIO JOSEPH NAPPA, XUEHUI SUN, IVAN SERGEYEVICH BALDYCHEV, SHENG PENG, KONSTANTINOS KONTOMARIS, BARBARA HAVILAND MINOR, JOSEPH ANTHONY CREAZZO
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Publication number: 20180002506Abstract: The present disclosure relates to compositions comprising Z-1,1,1,4,4,4-hexafluoro-2-butene and additional compounds that may be useful as refrigerants, heat transfer compositions, aerosol propellants, foaming agents, blowing agents, solvents, cleaning agents, carrier fluids, displacement drying agents, buffing abrasion agents, polymerization media, expansion agents for polyolefins and polyurethane, gaseous dielectrics, power cycle working fluids, extinguishing agents, and fire suppression agents in liquid or vapor form.Type: ApplicationFiled: February 3, 2016Publication date: January 4, 2018Inventors: MARIO JOSEPH NAPPA, XUEHUI SUN, IVAN SERGEYEVICH BALDYCHEV, SHENG PENG, KONSTANTINOS KONTOMARIS, BARBARA HAVILAND MINOR, JOSEPH ANTHONY CREAZZO
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Publication number: 20170369403Abstract: Disclosed is a process for the preparation of cis-1,1,1,4,4,4-hexafluoro-2-butene comprising contacting 1,1,1-trifluorotrichloroethane with hydrogen in the presence of a catalyst comprising ruthenium to produce a product mixture comprising 1316mxx, recovering said 1316mxx as a mixture of Z- and E-isomers, contacting said 1316mxx with hydrogen, in the presence of a catalyst selected from the group consisting of copper on carbon, nickel on carbon, copper and nickel on carbon and copper and palladium on carbon, to produce a second product mixture, comprising E- or Z-CFC-1326mxz, and subjecting said second product mixture to a separation step to provide E- or Z-1326mxz.Type: ApplicationFiled: September 8, 2017Publication date: December 28, 2017Inventors: IVAN SERGEYEVICH BALDYCHEV, STEPHAN M. BRANDSTADTER, PATRICIA CHEUNG, MARIO JOSEPH NAPPA, SHENG PENG, DONALD J. TOTON
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Patent number: 9758452Abstract: Disclosed is a process for the preparation of cis-1,1,1,4,4,4-hexafluoro-2-butene comprising contacting 1,1,1-trifluorotrichloroethane with hydrogen in the presence of a catalyst comprising ruthenium to produce a product mixture comprising 1316mxx, recovering said 1316mxx as a mixture of Z- and E-isomers, contacting said 1316mxx with hydrogen, in the presence of a catalyst selected from the group consisting of copper on carbon, nickel on carbon, copper and nickel on carbon and copper and palladium on carbon, to produce a second product mixture, comprising E- or Z-CFC-1326mxz, and subjecting said second product mixture to a separation step to provide E- or Z-1326mxz.Type: GrantFiled: February 6, 2015Date of Patent: September 12, 2017Assignee: THE CHEMOURS COMPANY FC, LLCInventors: Ivan Sergeyevich Baldychev, Stephan M Brandstadter, Patricia Cheung, Mario Joseph Nappa
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Publication number: 20170015607Abstract: Processes are provided for (i) producing Z-1,1,1,4,4,4-hexafluoro-2-butene (Z—CF3CH?CHCF3) from E-1,1,1,4,4,4-hexafluoro-2-butene (E-CF3CH?CHCF3), comprising the steps of (a) reacting the E-1,1,1,4,4,4-hexafluoro-2-butene (E-CF3CH?CHCF3) with chlorine to form dichloro-1,1,1,4,4,4-hexafluorobutane (CF3CHClCHClCF3), (b) recovering the dichloro-1,1,1,4,4,4-hexafluorobutane from step (a), (c) reacting the recovered dichloro-1,1,1,4,4,4-hexafluorobutane with base to form 1,1,1,4,4,4-hexafluoro-2-butyne (CF3?CCF3), (d) recovering the 1,1,1,4,4,4-hexafluoro-2-butyne from step (c) and (e) reacting the recovered hexafluoro-2-butyne with hydrogen to form said Z-1,1,1,4,4,4-hexafluoro-2-butene, optionally wherein said E-1,1,1,4,4,4-hexafluoro-2-butene starting material is obtained by converting 1,1,1,4,4,4-hexafluoro-2-butane (F3CHCl2) to a mixture of Z-1,1,1,4,4,4-hexafluoro-2-butene and E-1,1,1,4,4,4-hexafluoro-2-butene and recovering the E-1,1,1,4,4,4-hexafluoro-2-butene from said mixture, whereby the E-1,1,1,4,4,4-hType: ApplicationFiled: March 18, 2015Publication date: January 19, 2017Inventors: IVAN SERGEYEVICH BALDYCHEV, STEPHAN M. BRANDSTADTER, MARIO JOSEPH NAPPA, SHENG PENG
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Publication number: 20160347694Abstract: Disclosed is a process for the preparation of cis-1,1,1,4,4,4-hexafluoro-2-butene comprising contacting 1,1,1-trifluorotrichloroethane with hydrogen in the presence of a catalyst comprising ruthenium to produce a product mixture comprising 1316mxx, recovering said 1316mxx as a mixture of Z- and E-isomers, contacting said 1316mxx with hydrogen, in the presence of a catalyst selected from the group consisting of copper on carbon, nickel on carbon, copper and nickel on carbon and copper and palladium on carbon, to produce a second product mixture, comprising E- or Z-CFC-1326mxz, and subjecting said second product mixture to a separation step to provide E- or Z-1326mxz.Type: ApplicationFiled: February 6, 2015Publication date: December 1, 2016Applicant: THE CHEMOURS COMPANY FC, LLCInventors: IVAN SERGEYEVICH BALDYCHEV, STEPHAN M. BRANDSTADTER, PATRICIA CHEUNG, MARIO JOSEPH NAPPA, SHENG PENG, DONALD J. TOTON